20123070678880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{210193}}^1\times {\mathrm{46027}}^1$

素因数の和:256248

約数の個数: 96

約数和(自身を含む): 51199091514144

約数和(自身を除く): 31076020835264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 46027, 92054, 184108, 210193, 230135, 368216, 420386, 460270, 598351, 736432, 840772, 920540, 1050965, 1196702, 1472864, 1681544, 1841080, 2101930, 2393404, 2732509, 2991755, 3363088, 3682160, 4203860, 4786808, 5465018, 5983510, 6726176, 7364320, 8407720, 9573616, 10930036, 11967020, 13662545, 16815440, 19147232, 21860072, 23934040, 27325090, 33630880, 43720144, 47868080, 54650180, 87440288, 95736160, 109300360, 218600720, 437201440, 9674553211, 19349106422, 38698212844, 48372766055, 77396425688, 96745532110, 125769191743, 154792851376, 193491064220, 251538383486, 309585702752, 386982128440, 503076766972, 628845958715, 773964256880, 1006153533944, 1257691917430, 1547928513760, 2012307067888, 2515383834860, 4024614135776, 5030767669720, 10061535339440, 20123070678880]

約数ペア:

[(1, 20123070678880), (2, 10061535339440), (4, 5030767669720), (5, 4024614135776), (8, 2515383834860), (10, 2012307067888), (13, 1547928513760), (16, 1257691917430), (20, 1006153533944), (26, 773964256880), (32, 628845958715), (40, 503076766972), (52, 386982128440), (65, 309585702752), (80, 251538383486), (104, 193491064220), (130, 154792851376), (160, 125769191743), (208, 96745532110), (260, 77396425688), (416, 48372766055), (520, 38698212844), (1040, 19349106422), (2080, 9674553211), (46027, 437201440), (92054, 218600720), (184108, 109300360), (210193, 95736160), (230135, 87440288), (368216, 54650180), (420386, 47868080), (460270, 43720144), (598351, 33630880), (736432, 27325090), (840772, 23934040), (920540, 21860072), (1050965, 19147232), (1196702, 16815440), (1472864, 13662545), (1681544, 11967020), (1841080, 10930036), (2101930, 9573616), (2393404, 8407720), (2732509, 7364320), (2991755, 6726176), (3363088, 5983510), (3682160, 5465018), (4203860, 4786808)]